JPH06294854A - センサチップ - Google Patents

センサチップ

Info

Publication number
JPH06294854A
JPH06294854A JP6001434A JP143494A JPH06294854A JP H06294854 A JPH06294854 A JP H06294854A JP 6001434 A JP6001434 A JP 6001434A JP 143494 A JP143494 A JP 143494A JP H06294854 A JPH06294854 A JP H06294854A
Authority
JP
Japan
Prior art keywords
sensor chip
chip according
resistors
resistor
layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP6001434A
Other languages
English (en)
Japanese (ja)
Inventor
Fritz Dettmann
フリッツ デットマン
Uwe Loreit
ウベ ロライト
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LUST ELECTRON SYST GmbH
Original Assignee
LUST ELECTRON SYST GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LUST ELECTRON SYST GmbH filed Critical LUST ELECTRON SYST GmbH
Publication of JPH06294854A publication Critical patent/JPH06294854A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/205—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using magneto-resistance devices, e.g. field plates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/022—Measuring gradient
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G01R33/096—Magnetoresistive devices anisotropic magnetoresistance sensors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
JP6001434A 1993-01-13 1994-01-12 センサチップ Pending JPH06294854A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4300605A DE4300605C2 (de) 1993-01-13 1993-01-13 Sensorchip
DE43006051 1993-01-13

Publications (1)

Publication Number Publication Date
JPH06294854A true JPH06294854A (ja) 1994-10-21

Family

ID=6478044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6001434A Pending JPH06294854A (ja) 1993-01-13 1994-01-12 センサチップ

Country Status (4)

Country Link
US (1) US5621377A (de)
EP (1) EP0607595B1 (de)
JP (1) JPH06294854A (de)
DE (2) DE4300605C2 (de)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005070037A (ja) * 2003-08-05 2005-03-17 Asahi Kasei Electronics Co Ltd 電流測定装置、及び、電流測定方法
JP2006514283A (ja) * 2003-02-11 2006-04-27 アレグロ・マイクロシステムズ・インコーポレーテッド 集積センサ
JP2008203238A (ja) * 2007-02-21 2008-09-04 Koshin Denki Kk 電流検知デバイス
JP2008241678A (ja) * 2007-03-27 2008-10-09 Koshin Denki Kk 電流センサおよび電流検出装置
US7463016B2 (en) 2005-10-14 2008-12-09 Tdk Corporation Current sensor
JP2008298761A (ja) * 2007-06-04 2008-12-11 Koshin Denki Kk 電流センサ
JP2009002911A (ja) * 2007-06-25 2009-01-08 Tdk Corp 電流センサおよびその製造方法
US7501928B2 (en) 2004-11-30 2009-03-10 Tdk Corporation Current sensor
JP2010122239A (ja) * 2003-08-05 2010-06-03 Asahi Kasei Electronics Co Ltd 電流測定装置、及び、電流測定方法
CN103576101A (zh) * 2012-07-31 2014-02-12 北京嘉岳同乐极电子有限公司 一种多通道集成式磁传感器
WO2014132785A1 (ja) 2013-02-27 2014-09-04 株式会社村田製作所 電流センサおよびそれを内蔵した電子機器
CN110431428A (zh) * 2017-03-16 2019-11-08 莱姆知识产权股份有限公司 具有磁场梯度传感器的电流换能器
WO2021039264A1 (ja) * 2019-08-26 2021-03-04 株式会社村田製作所 電流センサ

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DE4312760A1 (de) * 1993-04-20 1994-10-27 Lust Electronic Systeme Gmbh Klemme mit integrierter Srommessung
DE4335826A1 (de) * 1993-10-20 1995-04-27 Siemens Ag Meßvorrichtung mit magnetoresistiven Sensoreinrichtungen in einer Brückenschaltung
DE4427495C2 (de) * 1994-08-03 2000-04-13 Siemens Ag Sensoreinrichtung mit einem GMR-Sensorelement
DE4434417A1 (de) * 1994-09-26 1996-03-28 Lust Antriebstechnik Gmbh Meßanordnung zur Messung eines elektrischen Stromes
DE4436876A1 (de) * 1994-10-15 1996-04-18 Lust Antriebstechnik Gmbh Sensorchip
US5561368A (en) * 1994-11-04 1996-10-01 International Business Machines Corporation Bridge circuit magnetic field sensor having spin valve magnetoresistive elements formed on common substrate
EP0874244B1 (de) 1997-04-19 2002-01-30 LUST ANTRIEBSTECHNIK GmbH Verfahren zum Messen von elektrischen Strömen in n Leitern sowie Vorrichtung zur Durchführung des Verfahrens
US5861747A (en) * 1997-05-27 1999-01-19 Ford Global Technologies, Inc. Magnetoresistive rotary position sensor providing a linear output independent of modest fluctuations
DE19722834B4 (de) * 1997-05-30 2014-03-27 Sensitec Gmbh Magnetoresistives Gradiometer in Form einer Wheatstone-Brücke zur Messung von Magnetfeldgradienten sowie dessen Verwendung
DE19743335C1 (de) * 1997-09-30 1998-11-12 Siemens Ag Sensoreinrichtung mit einer Brückenschaltung ihrer einen großen magnetoresistiven Effekt zeigenden Brückenelemente
DE19755673A1 (de) * 1997-12-15 1999-07-01 Siemens Ag Magnetoresistive Sensoreinrichtung sowie Vorrichtung zum Messen eines Magnetfeldes
DE19819470B4 (de) * 1998-01-08 2011-06-09 Lust Antriebstechnik Gmbh Verfahren zum potentialfreien Messen von Strömen durch die Aufzeichnung des von ihnen verursachten Magnetfeldes sowie Vorrichtungen zur Durchführung des Verfahrens
DE19838536A1 (de) 1998-08-25 2000-03-02 Lust Antriebstechnik Gmbh Vorrichtung und Verfahren zur Bildung eines oder mehrerer Magnetfeldgradienten durch einen geraden Leiter
US6271662B1 (en) * 1999-03-10 2001-08-07 Delphi Technologies, Inc. Method of matching sensors to crankshafts and camshafts
DE10039216C2 (de) * 2000-08-11 2003-01-16 Bosch Gmbh Robert Messvorrichtung zur berührungslosen Erfassung eines Drehwinkels oder eines Weges
DE10113131B4 (de) * 2001-03-17 2006-11-16 Sensitec Gmbh Anordnung zur Messung der magnetischen Feldstärke oder von örtlichen Differenzen magnetischer Feldstärken, sowie Schaltungsanordnung für die Auswerteeinheit und Verwendungen der Anordnung und der Schaltungsanordnung
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DE10145655A1 (de) 2001-09-15 2003-04-10 Philips Corp Intellectual Pty Schaltungsanordnung für einen gradiometrischen Stromsensor sowie ein die Schaltungsanordnung aufweisender Sensorchip
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DE10210184A1 (de) 2002-03-07 2003-09-18 Philips Intellectual Property Anordnung zum Bestimmen der Position eines Bewegungsgeberelements
US20060012459A1 (en) * 2002-06-06 2006-01-19 Koninklijke Philips Electronics N.V. Sensor and method for measuring a current of charged particles
DE10333089B4 (de) * 2003-07-21 2016-12-29 Infineon Technologies Ag Stromauswertevorrichtung und Verfahren zum Herstellen derselben
JP4303161B2 (ja) * 2004-05-25 2009-07-29 株式会社東海理化電機製作所 磁気センサ及び磁気センサの製造方法
JP4360998B2 (ja) * 2004-10-01 2009-11-11 Ｔｄｋ株式会社 電流センサ
US7777607B2 (en) * 2004-10-12 2010-08-17 Allegro Microsystems, Inc. Resistor having a predetermined temperature coefficient
JP4105142B2 (ja) * 2004-10-28 2008-06-25 Ｔｄｋ株式会社 電流センサ
JP4105147B2 (ja) 2004-12-06 2008-06-25 Ｔｄｋ株式会社 電流センサ
JP4131869B2 (ja) * 2005-01-31 2008-08-13 Ｔｄｋ株式会社 電流センサ
JP4466487B2 (ja) 2005-06-27 2010-05-26 Ｔｄｋ株式会社 磁気センサおよび電流センサ
JP2007064851A (ja) * 2005-08-31 2007-03-15 Tdk Corp コイル、コイルモジュールおよびその製造方法、ならびに電流センサおよびその製造方法
EP1772737A3 (de) * 2005-10-08 2008-02-20 Melexis Technologies SA Baugruppe zur Strommessung
US7768083B2 (en) * 2006-01-20 2010-08-03 Allegro Microsystems, Inc. Arrangements for an integrated sensor
US7388372B2 (en) * 2006-05-31 2008-06-17 Caterpillar Inc. Electrical system with magnetoresistive sensors
EP1882953A1 (de) * 2006-07-26 2008-01-30 Siemens Aktiengesellschaft Stromerfassungsvorrichtung
DE102006034579A1 (de) * 2006-07-26 2008-01-31 Siemens Ag Stromerfassungsvorrichtung und Verfahren zur Stromerfassung
US7795862B2 (en) 2007-10-22 2010-09-14 Allegro Microsystems, Inc. Matching of GMR sensors in a bridge
DE102007062633B4 (de) 2007-12-22 2010-04-15 Sensitec Gmbh Anordnung zum potentialfreien Messen von Strömen
DE102008013427A1 (de) * 2008-03-10 2009-11-05 Siemens Aktiengesellschaft Anordnung zum Messen einer Stromstärke, Schaltanordnung sowie Verfahren zum Messen einer Stromstärke
US7816905B2 (en) * 2008-06-02 2010-10-19 Allegro Microsystems, Inc. Arrangements for a current sensing circuit and integrated current sensor
WO2011001667A1 (ja) * 2009-06-30 2011-01-06 旭化成エレクトロニクス株式会社 磁気センサ
US8427144B2 (en) 2009-07-28 2013-04-23 Tdk Corporation Magnetic sensor that includes magenetoresistive films and conductors that combine the magnetoresistive films
US8451003B2 (en) 2009-07-29 2013-05-28 Tdk Corporation Magnetic sensor having magneto-resistive elements on a substrate
JP2011064653A (ja) 2009-09-18 2011-03-31 Tdk Corp 磁気センサおよびその製造方法
JP5012939B2 (ja) * 2010-03-18 2012-08-29 Ｔｄｋ株式会社 電流センサ
US20110234218A1 (en) * 2010-03-24 2011-09-29 Matthieu Lagouge Integrated multi-axis hybrid magnetic field sensor
DE102010020784A1 (de) * 2010-05-18 2011-11-24 Siemens Aktiengesellschaft Verfahren zum Erkennen von magnetisch gekennzeichneten Objekten sowie entsprechende Vorrichtung
DE102012012759A1 (de) 2012-06-27 2014-01-02 Sensitec Gmbh Anordnung zur Strommessung
GB2533570A (en) 2014-12-19 2016-06-29 Hall Element Devices Ltd Apparatus for measure of quantity and associated method of manufacturing
DE102015100991B4 (de) 2015-01-23 2019-08-14 Infineon Technologies Ag Sensoranordnung, Schaltungsanordnung und Verfahren zum Herstellen einer Sensoranordnung
US20180045793A1 (en) 2015-03-03 2018-02-15 Magna powertrain gmbh & co kg Electrical assembly for measuring a current intensity of a direct-current circuit by means of the anisotropic magnetoresistive effect
DE102015008503A1 (de) 2015-07-03 2017-01-05 TE Connectivity Sensors Germany GmbH Elektrisches Bauteil und Herstellungsverfahren zum Herstellen eines solchen elektrischen Bauteils
JP6430565B2 (ja) 2016-03-23 2018-11-28 アナログ・デヴァイシズ・グローバル 磁界検出器
DE102016111984B4 (de) * 2016-06-30 2021-12-23 Infineon Technologies Ag Magnetsensorbauelemente und Verfahren zum Bestimmen einer Rotationsrichtung einer magnetischen Komponente um eine Rotationsachse
US10739165B2 (en) 2017-07-05 2020-08-11 Analog Devices Global Magnetic field sensor
US10935612B2 (en) 2018-08-20 2021-03-02 Allegro Microsystems, Llc Current sensor having multiple sensitivity ranges
US11215681B2 (en) * 2019-07-10 2022-01-04 Allegro Microsystems, Llc Magnetic field sensor with stray field immunity and large air gap performance
US11493537B2 (en) 2019-08-08 2022-11-08 Sensitec Gmbh Magnetic field-based current sensor for frequency-compensated measurement of alternating currents
US11598828B2 (en) * 2019-08-26 2023-03-07 Western Digital Technologies, Inc. Magnetic sensor array with different RA TMR film
US11187764B2 (en) 2020-03-20 2021-11-30 Allegro Microsystems, Llc Layout of magnetoresistance element
US11567108B2 (en) 2021-03-31 2023-01-31 Allegro Microsystems, Llc Multi-gain channels for multi-range sensor
EP4130772B1 (de) 2021-08-05 2025-07-23 Allegro MicroSystems, LLC Magnetoresistives element mit kompensiertem temperaturkoeffizienten von tmr
DE102021121810B4 (de) 2021-08-23 2023-09-28 Sensitec Gmbh Strommessvorrichtung
US12442874B2 (en) * 2021-11-04 2025-10-14 Allegro Microsystems, Llc Angle sensor with a single die using a single target
US11994541B2 (en) 2022-04-15 2024-05-28 Allegro Microsystems, Llc Current sensor assemblies for low currents
CN116068467B (zh) * 2022-12-20 2024-09-27 安徽希磁科技股份有限公司 一种磁传感器芯片测试装置
US12248039B2 (en) 2023-08-08 2025-03-11 Allegro Microsystems, Llc Interleaving sub-arrays of magnetoresistance elements based on reference directions to compensate for bridge offset
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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006514283A (ja) * 2003-02-11 2006-04-27 アレグロ・マイクロシステムズ・インコーポレーテッド 集積センサ
JP2005070037A (ja) * 2003-08-05 2005-03-17 Asahi Kasei Electronics Co Ltd 電流測定装置、及び、電流測定方法
JP2010122239A (ja) * 2003-08-05 2010-06-03 Asahi Kasei Electronics Co Ltd 電流測定装置、及び、電流測定方法
US7501928B2 (en) 2004-11-30 2009-03-10 Tdk Corporation Current sensor
US7463016B2 (en) 2005-10-14 2008-12-09 Tdk Corporation Current sensor
JP2008203238A (ja) * 2007-02-21 2008-09-04 Koshin Denki Kk 電流検知デバイス
JP2008241678A (ja) * 2007-03-27 2008-10-09 Koshin Denki Kk 電流センサおよび電流検出装置
JP2008298761A (ja) * 2007-06-04 2008-12-11 Koshin Denki Kk 電流センサ
JP2009002911A (ja) * 2007-06-25 2009-01-08 Tdk Corp 電流センサおよびその製造方法
CN103576101A (zh) * 2012-07-31 2014-02-12 北京嘉岳同乐极电子有限公司 一种多通道集成式磁传感器
WO2014132785A1 (ja) 2013-02-27 2014-09-04 株式会社村田製作所 電流センサおよびそれを内蔵した電子機器
US9714959B2 (en) 2013-02-27 2017-07-25 Murata Manufacturing Co., Ltd. Current sensor and electronic device incorporating the same
CN110431428A (zh) * 2017-03-16 2019-11-08 莱姆知识产权股份有限公司 具有磁场梯度传感器的电流换能器
JP2020510214A (ja) * 2017-03-16 2020-04-02 レム・インテレクチュアル・プロパティ・エスエイＬｅｍ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｓａ 磁場勾配センサを備えた電流変換器
JP2022084728A (ja) * 2017-03-16 2022-06-07 レム・インターナショナル・エスエイ 磁場勾配センサを備えた電流変換器
WO2021039264A1 (ja) * 2019-08-26 2021-03-04 株式会社村田製作所 電流センサ

Also Published As

Publication number Publication date
EP0607595A2 (de) 1994-07-27
EP0607595B1 (de) 2002-02-20
DE4300605C2 (de) 1994-12-15
US5621377A (en) 1997-04-15
DE59310265D1 (de) 2002-03-28
EP0607595A3 (de) 1995-10-11
DE4300605A1 (de) 1994-07-14

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